Low-voltage switchgear and controlgear assemblies Part 2: Particular requirements for busbar trunking systems (busways) General Definitions Classification of assemblies Electrical characteristics of assemblies Information to be given regarding the assemblies Service conditions Design and construction Test specifications
IEC 60439-2:2005 history
1970IEC 60439-2:2000/AMD1:2005 Amendment 1 - Low-voltage switchgear and controlgear assemblies - Part 2: Particular requirements for busbar trunking systems (busways)
2005IEC 60439-2:2005 Low-voltage switchgear and controlgear assemblies - Part 2: Particular requirements for busbar trunking systems (busways)
2000IEC 60439-2:2000 Low-voltage switchgear and controlgear assemblies - Part 2: Particular requirements for busbar trunking systems (busways)
1970IEC 60439-2:1987/AMD1:1991 Amendment 1 - Low-voltage switchgear and controlgear assemblies. Part 2: Particular requirements for busbar trunking systems (busways)
1987IEC 60439-2:1987 Low-Voltage Switchgear and Controlgear Assemblies Part 2: Particular Requirements for Busbar Trunking Systems (Busways) (Edition 2.0; Amendment 1-1991)
1970IEC 60439-2:1975/AMD1:1979 Amendment 1 - Factory-built assemblies of low-voltage switchgear and controlgear - Part 2: Particular requirements for busbar trunking systems (busways)
1970IEC 60439-2:1975 Factory-built assemblies of low-voltage switchgear and controlgear - Part 2: Particular requirements for busbar trunking systems (busways)
IEC 60439-2:2005 Low-voltage switchgear and controlgear assemblies - Part 2: Particular requirements for busbar trunking systems (busways) was changed to IEC 61439-6:2012 Low-voltage switchgear and controlgear assemblies - Part 6: Busbar trunking systems (busways).